h3 {
  text-align: center;
  padding: 20px;
}
.nav {
  display: flex;
  justify-content: center;
  background: #999;

  a {
    margin: 20px;
    font-size: 20px;
    line-height: 1.5;
    color: #666;
    text-decoration: none;
  }
  .active {
    color: white;
  }
}
form {
  width: 50%;
  margin: 20px auto;
  display: flex;
  flex-direction: column;
  .from-group {
    margin: 20px;
  }
  .error {
    color: red;
    padding: 10px;
  }
  input.ng-dirty.ng-invalid {
    border: 1px solid red;
  }
}
